| /* |
| * Copyright (C) 2019 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #if ENABLE(GRAPHICS_CONTEXT_GL) |
| |
| #include "GraphicsContextGLAttributes.h" |
| #include "GraphicsTypesGL.h" |
| #include "Image.h" |
| #include "IntRect.h" |
| #include "IntSize.h" |
| #include "PlatformLayer.h" |
| #include <wtf/RefCounted.h> |
| #include <wtf/text/WTFString.h> |
| |
| #if OS(WINDOWS) |
| // Defined in winerror.h |
| #ifdef NO_ERROR |
| #undef NO_ERROR |
| #endif |
| #endif |
| |
| typedef void* PlatformGraphicsContextGL; |
| typedef void* PlatformGraphicsContextGLDisplay; |
| typedef void* PlatformGraphicsContextGLSurface; |
| typedef void* PlatformGraphicsContextGLConfig; |
| |
| namespace WebCore { |
| class ExtensionsGL; |
| class HostWindow; |
| class ImageBuffer; |
| class ImageData; |
| |
| class GraphicsContextGL : public RefCounted<GraphicsContextGL> { |
| public: |
| enum { |
| // WebGL 1 constants. |
| DEPTH_BUFFER_BIT = 0x00000100, |
| STENCIL_BUFFER_BIT = 0x00000400, |
| COLOR_BUFFER_BIT = 0x00004000, |
| POINTS = 0x0000, |
| LINES = 0x0001, |
| LINE_LOOP = 0x0002, |
| LINE_STRIP = 0x0003, |
| TRIANGLES = 0x0004, |
| TRIANGLE_STRIP = 0x0005, |
| TRIANGLE_FAN = 0x0006, |
| ZERO = 0, |
| ONE = 1, |
| SRC_COLOR = 0x0300, |
| ONE_MINUS_SRC_COLOR = 0x0301, |
| SRC_ALPHA = 0x0302, |
| ONE_MINUS_SRC_ALPHA = 0x0303, |
| DST_ALPHA = 0x0304, |
| ONE_MINUS_DST_ALPHA = 0x0305, |
| DST_COLOR = 0x0306, |
| ONE_MINUS_DST_COLOR = 0x0307, |
| SRC_ALPHA_SATURATE = 0x0308, |
| FUNC_ADD = 0x8006, |
| BLEND_EQUATION = 0x8009, |
| BLEND_EQUATION_RGB = 0x8009, |
| BLEND_EQUATION_ALPHA = 0x883D, |
| FUNC_SUBTRACT = 0x800A, |
| FUNC_REVERSE_SUBTRACT = 0x800B, |
| BLEND_DST_RGB = 0x80C8, |
| BLEND_SRC_RGB = 0x80C9, |
| BLEND_DST_ALPHA = 0x80CA, |
| BLEND_SRC_ALPHA = 0x80CB, |
| CONSTANT_COLOR = 0x8001, |
| ONE_MINUS_CONSTANT_COLOR = 0x8002, |
| CONSTANT_ALPHA = 0x8003, |
| ONE_MINUS_CONSTANT_ALPHA = 0x8004, |
| BLEND_COLOR = 0x8005, |
| ARRAY_BUFFER = 0x8892, |
| ELEMENT_ARRAY_BUFFER = 0x8893, |
| ARRAY_BUFFER_BINDING = 0x8894, |
| ELEMENT_ARRAY_BUFFER_BINDING = 0x8895, |
| STREAM_DRAW = 0x88E0, |
| STATIC_DRAW = 0x88E4, |
| DYNAMIC_DRAW = 0x88E8, |
| BUFFER_SIZE = 0x8764, |
| BUFFER_USAGE = 0x8765, |
| CURRENT_VERTEX_ATTRIB = 0x8626, |
| FRONT = 0x0404, |
| BACK = 0x0405, |
| FRONT_AND_BACK = 0x0408, |
| TEXTURE_2D = 0x0DE1, |
| CULL_FACE = 0x0B44, |
| BLEND = 0x0BE2, |
| DITHER = 0x0BD0, |
| STENCIL_TEST = 0x0B90, |
| DEPTH_TEST = 0x0B71, |
| SCISSOR_TEST = 0x0C11, |
| POLYGON_OFFSET_FILL = 0x8037, |
| SAMPLE_ALPHA_TO_COVERAGE = 0x809E, |
| SAMPLE_COVERAGE = 0x80A0, |
| NO_ERROR = 0, |
| INVALID_ENUM = 0x0500, |
| INVALID_VALUE = 0x0501, |
| INVALID_OPERATION = 0x0502, |
| OUT_OF_MEMORY = 0x0505, |
| CW = 0x0900, |
| CCW = 0x0901, |
| LINE_WIDTH = 0x0B21, |
| ALIASED_POINT_SIZE_RANGE = 0x846D, |
| ALIASED_LINE_WIDTH_RANGE = 0x846E, |
| CULL_FACE_MODE = 0x0B45, |
| FRONT_FACE = 0x0B46, |
| DEPTH_RANGE = 0x0B70, |
| DEPTH_WRITEMASK = 0x0B72, |
| DEPTH_CLEAR_VALUE = 0x0B73, |
| DEPTH_FUNC = 0x0B74, |
| STENCIL_CLEAR_VALUE = 0x0B91, |
| STENCIL_FUNC = 0x0B92, |
| STENCIL_FAIL = 0x0B94, |
| STENCIL_PASS_DEPTH_FAIL = 0x0B95, |
| STENCIL_PASS_DEPTH_PASS = 0x0B96, |
| STENCIL_REF = 0x0B97, |
| STENCIL_VALUE_MASK = 0x0B93, |
| STENCIL_WRITEMASK = 0x0B98, |
| STENCIL_BACK_FUNC = 0x8800, |
| STENCIL_BACK_FAIL = 0x8801, |
| STENCIL_BACK_PASS_DEPTH_FAIL = 0x8802, |
| STENCIL_BACK_PASS_DEPTH_PASS = 0x8803, |
| STENCIL_BACK_REF = 0x8CA3, |
| STENCIL_BACK_VALUE_MASK = 0x8CA4, |
| STENCIL_BACK_WRITEMASK = 0x8CA5, |
| VIEWPORT = 0x0BA2, |
| SCISSOR_BOX = 0x0C10, |
| COLOR_CLEAR_VALUE = 0x0C22, |
| COLOR_WRITEMASK = 0x0C23, |
| UNPACK_ALIGNMENT = 0x0CF5, |
| PACK_ALIGNMENT = 0x0D05, |
| MAX_TEXTURE_SIZE = 0x0D33, |
| MAX_VIEWPORT_DIMS = 0x0D3A, |
| SUBPIXEL_BITS = 0x0D50, |
| RED_BITS = 0x0D52, |
| GREEN_BITS = 0x0D53, |
| BLUE_BITS = 0x0D54, |
| ALPHA_BITS = 0x0D55, |
| DEPTH_BITS = 0x0D56, |
| STENCIL_BITS = 0x0D57, |
| POLYGON_OFFSET_UNITS = 0x2A00, |
| POLYGON_OFFSET_FACTOR = 0x8038, |
| TEXTURE_BINDING_2D = 0x8069, |
| SAMPLE_BUFFERS = 0x80A8, |
| SAMPLES = 0x80A9, |
| SAMPLE_COVERAGE_VALUE = 0x80AA, |
| SAMPLE_COVERAGE_INVERT = 0x80AB, |
| NUM_COMPRESSED_TEXTURE_FORMATS = 0x86A2, |
| COMPRESSED_TEXTURE_FORMATS = 0x86A3, |
| DONT_CARE = 0x1100, |
| FASTEST = 0x1101, |
| NICEST = 0x1102, |
| GENERATE_MIPMAP_HINT = 0x8192, |
| BYTE = 0x1400, |
| UNSIGNED_BYTE = 0x1401, |
| SHORT = 0x1402, |
| UNSIGNED_SHORT = 0x1403, |
| INT = 0x1404, |
| UNSIGNED_INT = 0x1405, |
| FLOAT = 0x1406, |
| HALF_FLOAT_OES = 0x8D61, |
| FIXED = 0x140C, |
| DEPTH_COMPONENT = 0x1902, |
| ALPHA = 0x1906, |
| RGB = 0x1907, |
| RGBA = 0x1908, |
| BGRA = 0x80E1, |
| LUMINANCE = 0x1909, |
| LUMINANCE_ALPHA = 0x190A, |
| UNSIGNED_SHORT_4_4_4_4 = 0x8033, |
| UNSIGNED_SHORT_5_5_5_1 = 0x8034, |
| UNSIGNED_SHORT_5_6_5 = 0x8363, |
| FRAGMENT_SHADER = 0x8B30, |
| VERTEX_SHADER = 0x8B31, |
| MAX_VERTEX_ATTRIBS = 0x8869, |
| MAX_VERTEX_UNIFORM_VECTORS = 0x8DFB, |
| MAX_VARYING_VECTORS = 0x8DFC, |
| MAX_COMBINED_TEXTURE_IMAGE_UNITS = 0x8B4D, |
| MAX_VERTEX_TEXTURE_IMAGE_UNITS = 0x8B4C, |
| MAX_TEXTURE_IMAGE_UNITS = 0x8872, |
| MAX_FRAGMENT_UNIFORM_VECTORS = 0x8DFD, |
| SHADER_TYPE = 0x8B4F, |
| DELETE_STATUS = 0x8B80, |
| LINK_STATUS = 0x8B82, |
| VALIDATE_STATUS = 0x8B83, |
| ATTACHED_SHADERS = 0x8B85, |
| ACTIVE_UNIFORMS = 0x8B86, |
| ACTIVE_UNIFORM_MAX_LENGTH = 0x8B87, |
| ACTIVE_ATTRIBUTES = 0x8B89, |
| ACTIVE_ATTRIBUTE_MAX_LENGTH = 0x8B8A, |
| SHADING_LANGUAGE_VERSION = 0x8B8C, |
| CURRENT_PROGRAM = 0x8B8D, |
| NEVER = 0x0200, |
| LESS = 0x0201, |
| EQUAL = 0x0202, |
| LEQUAL = 0x0203, |
| GREATER = 0x0204, |
| NOTEQUAL = 0x0205, |
| GEQUAL = 0x0206, |
| ALWAYS = 0x0207, |
| KEEP = 0x1E00, |
| REPLACE = 0x1E01, |
| INCR = 0x1E02, |
| DECR = 0x1E03, |
| INVERT = 0x150A, |
| INCR_WRAP = 0x8507, |
| DECR_WRAP = 0x8508, |
| VENDOR = 0x1F00, |
| RENDERER = 0x1F01, |
| VERSION = 0x1F02, |
| EXTENSIONS = 0x1F03, |
| NEAREST = 0x2600, |
| LINEAR = 0x2601, |
| NEAREST_MIPMAP_NEAREST = 0x2700, |
| LINEAR_MIPMAP_NEAREST = 0x2701, |
| NEAREST_MIPMAP_LINEAR = 0x2702, |
| LINEAR_MIPMAP_LINEAR = 0x2703, |
| TEXTURE_MAG_FILTER = 0x2800, |
| TEXTURE_MIN_FILTER = 0x2801, |
| TEXTURE_WRAP_S = 0x2802, |
| TEXTURE_WRAP_T = 0x2803, |
| TEXTURE = 0x1702, |
| TEXTURE_CUBE_MAP = 0x8513, |
| TEXTURE_BINDING_CUBE_MAP = 0x8514, |
| TEXTURE_CUBE_MAP_POSITIVE_X = 0x8515, |
| TEXTURE_CUBE_MAP_NEGATIVE_X = 0x8516, |
| TEXTURE_CUBE_MAP_POSITIVE_Y = 0x8517, |
| TEXTURE_CUBE_MAP_NEGATIVE_Y = 0x8518, |
| TEXTURE_CUBE_MAP_POSITIVE_Z = 0x8519, |
| TEXTURE_CUBE_MAP_NEGATIVE_Z = 0x851A, |
| MAX_CUBE_MAP_TEXTURE_SIZE = 0x851C, |
| TEXTURE0 = 0x84C0, |
| TEXTURE1 = 0x84C1, |
| TEXTURE2 = 0x84C2, |
| TEXTURE3 = 0x84C3, |
| TEXTURE4 = 0x84C4, |
| TEXTURE5 = 0x84C5, |
| TEXTURE6 = 0x84C6, |
| TEXTURE7 = 0x84C7, |
| TEXTURE8 = 0x84C8, |
| TEXTURE9 = 0x84C9, |
| TEXTURE10 = 0x84CA, |
| TEXTURE11 = 0x84CB, |
| TEXTURE12 = 0x84CC, |
| TEXTURE13 = 0x84CD, |
| TEXTURE14 = 0x84CE, |
| TEXTURE15 = 0x84CF, |
| TEXTURE16 = 0x84D0, |
| TEXTURE17 = 0x84D1, |
| TEXTURE18 = 0x84D2, |
| TEXTURE19 = 0x84D3, |
| TEXTURE20 = 0x84D4, |
| TEXTURE21 = 0x84D5, |
| TEXTURE22 = 0x84D6, |
| TEXTURE23 = 0x84D7, |
| TEXTURE24 = 0x84D8, |
| TEXTURE25 = 0x84D9, |
| TEXTURE26 = 0x84DA, |
| TEXTURE27 = 0x84DB, |
| TEXTURE28 = 0x84DC, |
| TEXTURE29 = 0x84DD, |
| TEXTURE30 = 0x84DE, |
| TEXTURE31 = 0x84DF, |
| ACTIVE_TEXTURE = 0x84E0, |
| REPEAT = 0x2901, |
| CLAMP_TO_EDGE = 0x812F, |
| MIRRORED_REPEAT = 0x8370, |
| FLOAT_VEC2 = 0x8B50, |
| FLOAT_VEC3 = 0x8B51, |
| FLOAT_VEC4 = 0x8B52, |
| INT_VEC2 = 0x8B53, |
| INT_VEC3 = 0x8B54, |
| INT_VEC4 = 0x8B55, |
| BOOL = 0x8B56, |
| BOOL_VEC2 = 0x8B57, |
| BOOL_VEC3 = 0x8B58, |
| BOOL_VEC4 = 0x8B59, |
| FLOAT_MAT2 = 0x8B5A, |
| FLOAT_MAT3 = 0x8B5B, |
| FLOAT_MAT4 = 0x8B5C, |
| SAMPLER_2D = 0x8B5E, |
| SAMPLER_CUBE = 0x8B60, |
| VERTEX_ATTRIB_ARRAY_ENABLED = 0x8622, |
| VERTEX_ATTRIB_ARRAY_SIZE = 0x8623, |
| VERTEX_ATTRIB_ARRAY_STRIDE = 0x8624, |
| VERTEX_ATTRIB_ARRAY_TYPE = 0x8625, |
| VERTEX_ATTRIB_ARRAY_NORMALIZED = 0x886A, |
| VERTEX_ATTRIB_ARRAY_POINTER = 0x8645, |
| VERTEX_ATTRIB_ARRAY_BUFFER_BINDING = 0x889F, |
| IMPLEMENTATION_COLOR_READ_TYPE = 0x8B9A, |
| IMPLEMENTATION_COLOR_READ_FORMAT = 0x8B9B, |
| COMPILE_STATUS = 0x8B81, |
| INFO_LOG_LENGTH = 0x8B84, |
| SHADER_SOURCE_LENGTH = 0x8B88, |
| SHADER_COMPILER = 0x8DFA, |
| SHADER_BINARY_FORMATS = 0x8DF8, |
| NUM_SHADER_BINARY_FORMATS = 0x8DF9, |
| LOW_FLOAT = 0x8DF0, |
| MEDIUM_FLOAT = 0x8DF1, |
| HIGH_FLOAT = 0x8DF2, |
| LOW_INT = 0x8DF3, |
| MEDIUM_INT = 0x8DF4, |
| HIGH_INT = 0x8DF5, |
| FRAMEBUFFER = 0x8D40, |
| RENDERBUFFER = 0x8D41, |
| RGBA4 = 0x8056, |
| RGB5_A1 = 0x8057, |
| RGB565 = 0x8D62, |
| DEPTH_COMPONENT16 = 0x81A5, |
| STENCIL_INDEX = 0x1901, |
| STENCIL_INDEX8 = 0x8D48, |
| RENDERBUFFER_WIDTH = 0x8D42, |
| RENDERBUFFER_HEIGHT = 0x8D43, |
| RENDERBUFFER_INTERNAL_FORMAT = 0x8D44, |
| RENDERBUFFER_RED_SIZE = 0x8D50, |
| RENDERBUFFER_GREEN_SIZE = 0x8D51, |
| RENDERBUFFER_BLUE_SIZE = 0x8D52, |
| RENDERBUFFER_ALPHA_SIZE = 0x8D53, |
| RENDERBUFFER_DEPTH_SIZE = 0x8D54, |
| RENDERBUFFER_STENCIL_SIZE = 0x8D55, |
| FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE = 0x8CD0, |
| FRAMEBUFFER_ATTACHMENT_OBJECT_NAME = 0x8CD1, |
| FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL = 0x8CD2, |
| FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE = 0x8CD3, |
| COLOR_ATTACHMENT0 = 0x8CE0, |
| DEPTH_ATTACHMENT = 0x8D00, |
| STENCIL_ATTACHMENT = 0x8D20, |
| NONE = 0, |
| FRAMEBUFFER_COMPLETE = 0x8CD5, |
| FRAMEBUFFER_INCOMPLETE_ATTACHMENT = 0x8CD6, |
| FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT = 0x8CD7, |
| FRAMEBUFFER_INCOMPLETE_DIMENSIONS = 0x8CD9, |
| FRAMEBUFFER_UNSUPPORTED = 0x8CDD, |
| FRAMEBUFFER_BINDING = 0x8CA6, |
| RENDERBUFFER_BINDING = 0x8CA7, |
| MAX_RENDERBUFFER_SIZE = 0x84E8, |
| INVALID_FRAMEBUFFER_OPERATION = 0x0506, |
| |
| // WebGL-specific enums |
| UNPACK_FLIP_Y_WEBGL = 0x9240, |
| UNPACK_PREMULTIPLY_ALPHA_WEBGL = 0x9241, |
| CONTEXT_LOST_WEBGL = 0x9242, |
| UNPACK_COLORSPACE_CONVERSION_WEBGL = 0x9243, |
| BROWSER_DEFAULT_WEBGL = 0x9244, |
| VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE = 0x88FE, |
| |
| // WebGL2 constants |
| READ_BUFFER = 0x0C02, |
| UNPACK_ROW_LENGTH = 0x0CF2, |
| UNPACK_SKIP_ROWS = 0x0CF3, |
| UNPACK_SKIP_PIXELS = 0x0CF4, |
| PACK_ROW_LENGTH = 0x0D02, |
| PACK_SKIP_ROWS = 0x0D03, |
| PACK_SKIP_PIXELS = 0x0D04, |
| COLOR = 0x1800, |
| DEPTH = 0x1801, |
| STENCIL = 0x1802, |
| RED = 0x1903, |
| RGB8 = 0x8051, |
| RGBA8 = 0x8058, |
| RGB10_A2 = 0x8059, |
| TEXTURE_BINDING_3D = 0x806A, |
| UNPACK_SKIP_IMAGES = 0x806D, |
| UNPACK_IMAGE_HEIGHT = 0x806E, |
| TEXTURE_3D = 0x806F, |
| TEXTURE_WRAP_R = 0x8072, |
| MAX_3D_TEXTURE_SIZE = 0x8073, |
| UNSIGNED_INT_2_10_10_10_REV = 0x8368, |
| MAX_ELEMENTS_VERTICES = 0x80E8, |
| MAX_ELEMENTS_INDICES = 0x80E9, |
| TEXTURE_MIN_LOD = 0x813A, |
| TEXTURE_MAX_LOD = 0x813B, |
| TEXTURE_BASE_LEVEL = 0x813C, |
| TEXTURE_MAX_LEVEL = 0x813D, |
| MIN = 0x8007, |
| MAX = 0x8008, |
| DEPTH_COMPONENT24 = 0x81A6, |
| MAX_TEXTURE_LOD_BIAS = 0x84FD, |
| TEXTURE_COMPARE_MODE = 0x884C, |
| TEXTURE_COMPARE_FUNC = 0x884D, |
| CURRENT_QUERY = 0x8865, |
| QUERY_RESULT = 0x8866, |
| QUERY_RESULT_AVAILABLE = 0x8867, |
| STREAM_READ = 0x88E1, |
| STREAM_COPY = 0x88E2, |
| STATIC_READ = 0x88E5, |
| STATIC_COPY = 0x88E6, |
| DYNAMIC_READ = 0x88E9, |
| DYNAMIC_COPY = 0x88EA, |
| MAX_DRAW_BUFFERS = 0x8824, |
| DRAW_BUFFER0 = 0x8825, |
| DRAW_BUFFER1 = 0x8826, |
| DRAW_BUFFER2 = 0x8827, |
| DRAW_BUFFER3 = 0x8828, |
| DRAW_BUFFER4 = 0x8829, |
| DRAW_BUFFER5 = 0x882A, |
| DRAW_BUFFER6 = 0x882B, |
| DRAW_BUFFER7 = 0x882C, |
| DRAW_BUFFER8 = 0x882D, |
| DRAW_BUFFER9 = 0x882E, |
| DRAW_BUFFER10 = 0x882F, |
| DRAW_BUFFER11 = 0x8830, |
| DRAW_BUFFER12 = 0x8831, |
| DRAW_BUFFER13 = 0x8832, |
| DRAW_BUFFER14 = 0x8833, |
| DRAW_BUFFER15 = 0x8834, |
| MAX_FRAGMENT_UNIFORM_COMPONENTS = 0x8B49, |
| MAX_VERTEX_UNIFORM_COMPONENTS = 0x8B4A, |
| SAMPLER_3D = 0x8B5F, |
| SAMPLER_2D_SHADOW = 0x8B62, |
| FRAGMENT_SHADER_DERIVATIVE_HINT = 0x8B8B, |
| PIXEL_PACK_BUFFER = 0x88EB, |
| PIXEL_UNPACK_BUFFER = 0x88EC, |
| PIXEL_PACK_BUFFER_BINDING = 0x88ED, |
| PIXEL_UNPACK_BUFFER_BINDING = 0x88EF, |
| FLOAT_MAT2x3 = 0x8B65, |
| FLOAT_MAT2x4 = 0x8B66, |
| FLOAT_MAT3x2 = 0x8B67, |
| FLOAT_MAT3x4 = 0x8B68, |
| FLOAT_MAT4x2 = 0x8B69, |
| FLOAT_MAT4x3 = 0x8B6A, |
| SRGB = 0x8C40, |
| SRGB8 = 0x8C41, |
| SRGB_ALPHA = 0x8C42, |
| SRGB8_ALPHA8 = 0x8C43, |
| COMPARE_REF_TO_TEXTURE = 0x884E, |
| RGBA32F = 0x8814, |
| RGB32F = 0x8815, |
| RGBA16F = 0x881A, |
| RGB16F = 0x881B, |
| VERTEX_ATTRIB_ARRAY_INTEGER = 0x88FD, |
| MAX_ARRAY_TEXTURE_LAYERS = 0x88FF, |
| MIN_PROGRAM_TEXEL_OFFSET = 0x8904, |
| MAX_PROGRAM_TEXEL_OFFSET = 0x8905, |
| MAX_VARYING_COMPONENTS = 0x8B4B, |
| TEXTURE_2D_ARRAY = 0x8C1A, |
| TEXTURE_BINDING_2D_ARRAY = 0x8C1D, |
| R11F_G11F_B10F = 0x8C3A, |
| UNSIGNED_INT_10F_11F_11F_REV = 0x8C3B, |
| RGB9_E5 = 0x8C3D, |
| UNSIGNED_INT_5_9_9_9_REV = 0x8C3E, |
| TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH = 0x8C76, |
| TRANSFORM_FEEDBACK_BUFFER_MODE = 0x8C7F, |
| MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS = 0x8C80, |
| TRANSFORM_FEEDBACK_VARYINGS = 0x8C83, |
| TRANSFORM_FEEDBACK_BUFFER_START = 0x8C84, |
| TRANSFORM_FEEDBACK_BUFFER_SIZE = 0x8C85, |
| TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN = 0x8C88, |
| RASTERIZER_DISCARD = 0x8C89, |
| MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS = 0x8C8A, |
| MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS = 0x8C8B, |
| INTERLEAVED_ATTRIBS = 0x8C8C, |
| SEPARATE_ATTRIBS = 0x8C8D, |
| TRANSFORM_FEEDBACK_BUFFER = 0x8C8E, |
| TRANSFORM_FEEDBACK_BUFFER_BINDING = 0x8C8F, |
| RGBA32UI = 0x8D70, |
| RGB32UI = 0x8D71, |
| RGBA16UI = 0x8D76, |
| RGB16UI = 0x8D77, |
| RGBA8UI = 0x8D7C, |
| RGB8UI = 0x8D7D, |
| RGBA32I = 0x8D82, |
| RGB32I = 0x8D83, |
| RGBA16I = 0x8D88, |
| RGB16I = 0x8D89, |
| RGBA8I = 0x8D8E, |
| RGB8I = 0x8D8F, |
| RED_INTEGER = 0x8D94, |
| RGB_INTEGER = 0x8D98, |
| RGBA_INTEGER = 0x8D99, |
| SAMPLER_2D_ARRAY = 0x8DC1, |
| SAMPLER_2D_ARRAY_SHADOW = 0x8DC4, |
| SAMPLER_CUBE_SHADOW = 0x8DC5, |
| UNSIGNED_INT_VEC2 = 0x8DC6, |
| UNSIGNED_INT_VEC3 = 0x8DC7, |
| UNSIGNED_INT_VEC4 = 0x8DC8, |
| INT_SAMPLER_2D = 0x8DCA, |
| INT_SAMPLER_3D = 0x8DCB, |
| INT_SAMPLER_CUBE = 0x8DCC, |
| INT_SAMPLER_2D_ARRAY = 0x8DCF, |
| UNSIGNED_INT_SAMPLER_2D = 0x8DD2, |
| UNSIGNED_INT_SAMPLER_3D = 0x8DD3, |
| UNSIGNED_INT_SAMPLER_CUBE = 0x8DD4, |
| UNSIGNED_INT_SAMPLER_2D_ARRAY = 0x8DD7, |
| DEPTH_COMPONENT32F = 0x8CAC, |
| DEPTH32F_STENCIL8 = 0x8CAD, |
| FLOAT_32_UNSIGNED_INT_24_8_REV = 0x8DAD, |
| FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING = 0x8210, |
| FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE = 0x8211, |
| FRAMEBUFFER_ATTACHMENT_RED_SIZE = 0x8212, |
| FRAMEBUFFER_ATTACHMENT_GREEN_SIZE = 0x8213, |
| FRAMEBUFFER_ATTACHMENT_BLUE_SIZE = 0x8214, |
| FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE = 0x8215, |
| FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE = 0x8216, |
| FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE = 0x8217, |
| FRAMEBUFFER_DEFAULT = 0x8218, |
| DEPTH_STENCIL_ATTACHMENT = 0x821A, |
| DEPTH_STENCIL = 0x84F9, |
| UNSIGNED_INT_24_8 = 0x84FA, |
| DEPTH24_STENCIL8 = 0x88F0, |
| UNSIGNED_NORMALIZED = 0x8C17, |
| DRAW_FRAMEBUFFER_BINDING = 0x8CA6, /* Same as FRAMEBUFFER_BINDING */ |
| READ_FRAMEBUFFER = 0x8CA8, |
| DRAW_FRAMEBUFFER = 0x8CA9, |
| READ_FRAMEBUFFER_BINDING = 0x8CAA, |
| RENDERBUFFER_SAMPLES = 0x8CAB, |
| FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER = 0x8CD4, |
| MAX_COLOR_ATTACHMENTS = 0x8CDF, |
| COLOR_ATTACHMENT1 = 0x8CE1, |
| COLOR_ATTACHMENT2 = 0x8CE2, |
| COLOR_ATTACHMENT3 = 0x8CE3, |
| COLOR_ATTACHMENT4 = 0x8CE4, |
| COLOR_ATTACHMENT5 = 0x8CE5, |
| COLOR_ATTACHMENT6 = 0x8CE6, |
| COLOR_ATTACHMENT7 = 0x8CE7, |
| COLOR_ATTACHMENT8 = 0x8CE8, |
| COLOR_ATTACHMENT9 = 0x8CE9, |
| COLOR_ATTACHMENT10 = 0x8CEA, |
| COLOR_ATTACHMENT11 = 0x8CEB, |
| COLOR_ATTACHMENT12 = 0x8CEC, |
| COLOR_ATTACHMENT13 = 0x8CED, |
| COLOR_ATTACHMENT14 = 0x8CEE, |
| COLOR_ATTACHMENT15 = 0x8CEF, |
| FRAMEBUFFER_INCOMPLETE_MULTISAMPLE = 0x8D56, |
| MAX_SAMPLES = 0x8D57, |
| HALF_FLOAT = 0x140B, |
| RG = 0x8227, |
| RG_INTEGER = 0x8228, |
| R8 = 0x8229, |
| RG8 = 0x822B, |
| R16F = 0x822D, |
| R32F = 0x822E, |
| RG16F = 0x822F, |
| RG32F = 0x8230, |
| R8I = 0x8231, |
| R8UI = 0x8232, |
| R16I = 0x8233, |
| R16UI = 0x8234, |
| R32I = 0x8235, |
| R32UI = 0x8236, |
| RG8I = 0x8237, |
| RG8UI = 0x8238, |
| RG16I = 0x8239, |
| RG16UI = 0x823A, |
| RG32I = 0x823B, |
| RG32UI = 0x823C, |
| VERTEX_ARRAY_BINDING = 0x85B5, |
| R8_SNORM = 0x8F94, |
| RG8_SNORM = 0x8F95, |
| RGB8_SNORM = 0x8F96, |
| RGBA8_SNORM = 0x8F97, |
| SIGNED_NORMALIZED = 0x8F9C, |
| COPY_READ_BUFFER = 0x8F36, |
| COPY_WRITE_BUFFER = 0x8F37, |
| COPY_READ_BUFFER_BINDING = 0x8F36, /* Same as COPY_READ_BUFFER */ |
| COPY_WRITE_BUFFER_BINDING = 0x8F37, /* Same as COPY_WRITE_BUFFER */ |
| UNIFORM_BUFFER = 0x8A11, |
| UNIFORM_BUFFER_BINDING = 0x8A28, |
| UNIFORM_BUFFER_START = 0x8A29, |
| UNIFORM_BUFFER_SIZE = 0x8A2A, |
| MAX_VERTEX_UNIFORM_BLOCKS = 0x8A2B, |
| MAX_FRAGMENT_UNIFORM_BLOCKS = 0x8A2D, |
| MAX_COMBINED_UNIFORM_BLOCKS = 0x8A2E, |
| MAX_UNIFORM_BUFFER_BINDINGS = 0x8A2F, |
| MAX_UNIFORM_BLOCK_SIZE = 0x8A30, |
| MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS = 0x8A31, |
| MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS = 0x8A33, |
| UNIFORM_BUFFER_OFFSET_ALIGNMENT = 0x8A34, |
| ACTIVE_UNIFORM_BLOCKS = 0x8A36, |
| UNIFORM_TYPE = 0x8A37, |
| UNIFORM_SIZE = 0x8A38, |
| UNIFORM_BLOCK_INDEX = 0x8A3A, |
| UNIFORM_OFFSET = 0x8A3B, |
| UNIFORM_ARRAY_STRIDE = 0x8A3C, |
| UNIFORM_MATRIX_STRIDE = 0x8A3D, |
| UNIFORM_IS_ROW_MAJOR = 0x8A3E, |
| UNIFORM_BLOCK_BINDING = 0x8A3F, |
| UNIFORM_BLOCK_DATA_SIZE = 0x8A40, |
| UNIFORM_BLOCK_ACTIVE_UNIFORMS = 0x8A42, |
| UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES = 0x8A43, |
| UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER = 0x8A44, |
| UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER = 0x8A46, |
| INVALID_INDEX = 0xFFFFFFFF, |
| MAX_VERTEX_OUTPUT_COMPONENTS = 0x9122, |
| MAX_FRAGMENT_INPUT_COMPONENTS = 0x9125, |
| MAX_SERVER_WAIT_TIMEOUT = 0x9111, |
| OBJECT_TYPE = 0x9112, |
| SYNC_CONDITION = 0x9113, |
| SYNC_STATUS = 0x9114, |
| SYNC_FLAGS = 0x9115, |
| SYNC_FENCE = 0x9116, |
| SYNC_GPU_COMMANDS_COMPLETE = 0x9117, |
| UNSIGNALED = 0x9118, |
| SIGNALED = 0x9119, |
| ALREADY_SIGNALED = 0x911A, |
| TIMEOUT_EXPIRED = 0x911B, |
| CONDITION_SATISFIED = 0x911C, |
| #if PLATFORM(WIN) |
| WAIT_FAILED_WIN = 0x911D, |
| #else |
| WAIT_FAILED = 0x911D, |
| #endif |
| SYNC_FLUSH_COMMANDS_BIT = 0x00000001, |
| VERTEX_ATTRIB_ARRAY_DIVISOR = 0x88FE, |
| ANY_SAMPLES_PASSED = 0x8C2F, |
| ANY_SAMPLES_PASSED_CONSERVATIVE = 0x8D6A, |
| SAMPLER_BINDING = 0x8919, |
| RGB10_A2UI = 0x906F, |
| TEXTURE_SWIZZLE_R = 0x8E42, |
| TEXTURE_SWIZZLE_G = 0x8E43, |
| TEXTURE_SWIZZLE_B = 0x8E44, |
| TEXTURE_SWIZZLE_A = 0x8E45, |
| GREEN = 0x1904, |
| BLUE = 0x1905, |
| INT_2_10_10_10_REV = 0x8D9F, |
| TRANSFORM_FEEDBACK = 0x8E22, |
| TRANSFORM_FEEDBACK_PAUSED = 0x8E23, |
| TRANSFORM_FEEDBACK_ACTIVE = 0x8E24, |
| TRANSFORM_FEEDBACK_BINDING = 0x8E25, |
| COMPRESSED_R11_EAC = 0x9270, |
| COMPRESSED_SIGNED_R11_EAC = 0x9271, |
| COMPRESSED_RG11_EAC = 0x9272, |
| COMPRESSED_SIGNED_RG11_EAC = 0x9273, |
| COMPRESSED_RGB8_ETC2 = 0x9274, |
| COMPRESSED_SRGB8_ETC2 = 0x9275, |
| COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 = 0x9276, |
| COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 = 0x9277, |
| COMPRESSED_RGBA8_ETC2_EAC = 0x9278, |
| COMPRESSED_SRGB8_ALPHA8_ETC2_EAC = 0x9279, |
| TEXTURE_IMMUTABLE_FORMAT = 0x912F, |
| MAX_ELEMENT_INDEX = 0x8D6B, |
| NUM_SAMPLE_COUNTS = 0x9380, |
| TEXTURE_IMMUTABLE_LEVELS = 0x82DF, |
| PRIMITIVE_RESTART_FIXED_INDEX = 0x8D69, |
| PRIMITIVE_RESTART = 0x8F9D, |
| |
| // OpenGL ES 3 constants. |
| MAP_READ_BIT = 0x0001, |
| |
| // WebGL-specific. |
| MAX_CLIENT_WAIT_TIMEOUT_WEBGL = 0x9247, |
| |
| // Necessary desktop OpenGL constants. |
| TEXTURE_RECTANGLE_ARB = 0x84F5, |
| TEXTURE_BINDING_RECTANGLE_ARB = 0x84F6, |
| }; |
| |
| // Attempt to enumerate all possible native image formats to |
| // reduce the amount of temporary allocations during texture |
| // uploading. This enum must be public because it is accessed |
| // by non-member functions. |
| // "_S" postfix indicates signed type. |
| enum class DataFormat : uint8_t { |
| RGBA8 = 0, |
| RGBA8_S, |
| RGBA16, |
| RGBA16_S, |
| RGBA16Little, // CoreGraphics-specific source format. |
| RGBA16Big, // CoreGraphics-specific source format. |
| RGBA32, |
| RGBA32_S, |
| RGBA16F, |
| RGBA32F, |
| RGBA2_10_10_10, |
| RGB8, |
| RGB8_S, |
| RGB16, |
| RGB16_S, |
| RGB16Little, // CoreGraphics-specific source format. |
| RGB16Big, // CoreGraphics-specific source format. |
| RGB32, |
| RGB32_S, |
| RGB16F, |
| RGB32F, |
| BGR8, |
| BGRA8, |
| BGRA16Little, // CoreGraphics-specific source format. |
| BGRA16Big, // CoreGraphics-specific source format. |
| ARGB8, |
| ARGB16Little, // CoreGraphics-specific source format. |
| ARGB16Big, // CoreGraphics-specific source format. |
| ABGR8, |
| RGBA5551, |
| RGBA4444, |
| RGB565, |
| RGB10F11F11F, |
| RGB5999, |
| RG8, |
| RG8_S, |
| RG16, |
| RG16_S, |
| RG32, |
| RG32_S, |
| RG16F, |
| RG32F, |
| R8, |
| R8_S, |
| R16, |
| R16_S, |
| R16Little, // CoreGraphics-specific source format. |
| R16Big, // CoreGraphics-specific source format. |
| R32, |
| R32_S, |
| R16F, |
| R32F, |
| RA8, |
| RA16Little, // CoreGraphics-specific source format. |
| RA16Big, // CoreGraphics-specific source format. |
| RA16F, |
| RA32F, |
| AR8, |
| AR16Little, // CoreGraphics-specific source format. |
| AR16Big, // CoreGraphics-specific source format. |
| A8, |
| A16Little, // CoreGraphics-specific source format. |
| A16Big, // CoreGraphics-specific source format. |
| A16F, |
| A32F, |
| D16, |
| D32, |
| D32F, |
| DS24_8, |
| NumFormats |
| }; |
| |
| enum class Destination : uint8_t { |
| Offscreen, |
| DirectlyToHostWindow, |
| }; |
| |
| enum class ChannelBits : uint8_t { |
| Red = 1, |
| Green = 2, |
| Blue = 4, |
| Alpha = 8, |
| Depth = 16, |
| Stencil = 32, |
| RGB = Red | Green | Blue, |
| RGBA = RGB | Alpha, |
| DepthStencil = Depth | Stencil, |
| }; |
| |
| // Possible alpha operations that may need to occur during |
| // pixel packing. FIXME: kAlphaDoUnmultiply is lossy and must |
| // be removed. |
| enum AlphaOp : uint8_t { |
| DoNothing, |
| DoPremultiply, |
| DoUnmultiply, |
| }; |
| |
| enum class DOMSource : uint8_t { |
| Image, |
| Canvas, |
| Video, |
| DOMSourceNone, |
| }; |
| |
| #if USE(ANGLE) |
| enum { |
| // These constants are redefined here from ANGLE's OpenGL ES headers to |
| // provide a single place where multiple portions of platform code can |
| // reference them. |
| #if PLATFORM(MAC) |
| IOSurfaceTextureTarget = TEXTURE_RECTANGLE_ARB, // also GL_TEXTURE_RECTANGLE_ANGLE |
| IOSurfaceTextureTargetQuery = TEXTURE_BINDING_RECTANGLE_ARB, |
| EGLIOSurfaceTextureTarget = 0x345B, // EGL_TEXTURE_RECTANGLE_ANGLE |
| #else |
| IOSurfaceTextureTarget = TEXTURE_2D, |
| IOSurfaceTextureTargetQuery = TEXTURE_BINDING_2D, |
| EGLIOSurfaceTextureTarget = 0x305F, // EGL_TEXTURE_2D |
| #endif // PLATFORM(MAC) |
| }; |
| #endif // USE(ANGLE) |
| |
| virtual PlatformGraphicsContextGL platformGraphicsContextGL() const = 0; |
| virtual PlatformGLObject platformTexture() const = 0; |
| virtual PlatformLayer* platformLayer() const = 0; |
| |
| ALWAYS_INLINE static bool hasAlpha(DataFormat format) |
| { |
| switch (format) { |
| case DataFormat::A8: |
| case DataFormat::A16F: |
| case DataFormat::A32F: |
| case DataFormat::RA8: |
| case DataFormat::AR8: |
| case DataFormat::RA16F: |
| case DataFormat::RA32F: |
| case DataFormat::RGBA8: |
| case DataFormat::BGRA8: |
| case DataFormat::ARGB8: |
| case DataFormat::ABGR8: |
| case DataFormat::RGBA16F: |
| case DataFormat::RGBA32F: |
| case DataFormat::RGBA4444: |
| case DataFormat::RGBA5551: |
| case DataFormat::RGBA8_S: |
| case DataFormat::RGBA16: |
| case DataFormat::RGBA16_S: |
| case DataFormat::RGBA32: |
| case DataFormat::RGBA32_S: |
| case DataFormat::RGBA2_10_10_10: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| ALWAYS_INLINE static bool hasColor(DataFormat format) |
| { |
| switch (format) { |
| case DataFormat::RGBA8: |
| case DataFormat::RGBA16F: |
| case DataFormat::RGBA32F: |
| case DataFormat::RGB8: |
| case DataFormat::RGB16F: |
| case DataFormat::RGB32F: |
| case DataFormat::BGR8: |
| case DataFormat::BGRA8: |
| case DataFormat::ARGB8: |
| case DataFormat::ABGR8: |
| case DataFormat::RGBA5551: |
| case DataFormat::RGBA4444: |
| case DataFormat::RGB565: |
| case DataFormat::R8: |
| case DataFormat::R16F: |
| case DataFormat::R32F: |
| case DataFormat::RA8: |
| case DataFormat::RA16F: |
| case DataFormat::RA32F: |
| case DataFormat::AR8: |
| case DataFormat::RGBA8_S: |
| case DataFormat::RGBA16: |
| case DataFormat::RGBA16_S: |
| case DataFormat::RGBA32: |
| case DataFormat::RGBA32_S: |
| case DataFormat::RGBA2_10_10_10: |
| case DataFormat::RGB8_S: |
| case DataFormat::RGB16: |
| case DataFormat::RGB16_S: |
| case DataFormat::RGB32: |
| case DataFormat::RGB32_S: |
| case DataFormat::RGB10F11F11F: |
| case DataFormat::RGB5999: |
| case DataFormat::RG8: |
| case DataFormat::RG8_S: |
| case DataFormat::RG16: |
| case DataFormat::RG16_S: |
| case DataFormat::RG32: |
| case DataFormat::RG32_S: |
| case DataFormat::RG16F: |
| case DataFormat::RG32F: |
| case DataFormat::R8_S: |
| case DataFormat::R16: |
| case DataFormat::R16_S: |
| case DataFormat::R32: |
| case DataFormat::R32_S: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| // Check if the format is one of the formats from the ImageData or DOM elements. |
| // The formats from ImageData is always RGBA8. |
| // The formats from DOM elements vary with Graphics ports. It can only be RGBA8 or BGRA8 for non-CG port while a little more for CG port. |
| static ALWAYS_INLINE bool srcFormatComesFromDOMElementOrImageData(DataFormat SrcFormat) |
| { |
| #if USE(CG) |
| #if CPU(BIG_ENDIAN) |
| return SrcFormat == DataFormat::RGBA8 || SrcFormat == DataFormat::ARGB8 || SrcFormat == DataFormat::RGB8 |
| || SrcFormat == DataFormat::RA8 || SrcFormat == DataFormat::AR8 || SrcFormat == DataFormat::R8 || SrcFormat == DataFormat::A8; |
| #else |
| // That LITTLE_ENDIAN case has more possible formats than BIG_ENDIAN case is because some decoded image data is actually big endian |
| // even on little endian architectures. |
| return SrcFormat == DataFormat::BGRA8 || SrcFormat == DataFormat::ABGR8 || SrcFormat == DataFormat::BGR8 |
| || SrcFormat == DataFormat::RGBA8 || SrcFormat == DataFormat::ARGB8 || SrcFormat == DataFormat::RGB8 |
| || SrcFormat == DataFormat::R8 || SrcFormat == DataFormat::A8 |
| || SrcFormat == DataFormat::RA8 || SrcFormat == DataFormat::AR8; |
| #endif |
| #else |
| return SrcFormat == DataFormat::BGRA8 || SrcFormat == DataFormat::RGBA8; |
| #endif |
| } |
| |
| struct ActiveInfo { |
| String name; |
| GCGLenum type; |
| GCGLint size; |
| }; |
| |
| GraphicsContextGL(GraphicsContextGLAttributes, Destination = Destination::Offscreen, GraphicsContextGL* sharedContext = nullptr); |
| virtual ~GraphicsContextGL() = default; |
| |
| // ========== WebGL 1 entry points. |
| |
| virtual void activeTexture(GCGLenum texture) = 0; |
| virtual void attachShader(PlatformGLObject program, PlatformGLObject shader) = 0; |
| virtual void bindAttribLocation(PlatformGLObject, GCGLuint index, const String& name) = 0; |
| virtual void bindBuffer(GCGLenum target, PlatformGLObject) = 0; |
| virtual void bindFramebuffer(GCGLenum target, PlatformGLObject) = 0; |
| virtual void bindRenderbuffer(GCGLenum target, PlatformGLObject) = 0; |
| virtual void bindTexture(GCGLenum target, PlatformGLObject) = 0; |
| virtual void blendColor(GCGLclampf red, GCGLclampf green, GCGLclampf blue, GCGLclampf alpha) = 0; |
| virtual void blendEquation(GCGLenum mode) = 0; |
| virtual void blendEquationSeparate(GCGLenum modeRGB, GCGLenum modeAlpha) = 0; |
| virtual void blendFunc(GCGLenum sfactor, GCGLenum dfactor) = 0; |
| virtual void blendFuncSeparate(GCGLenum srcRGB, GCGLenum dstRGB, GCGLenum srcAlpha, GCGLenum dstAlpha) = 0; |
| |
| virtual GCGLenum checkFramebufferStatus(GCGLenum target) = 0; |
| virtual void clear(GCGLbitfield mask) = 0; |
| virtual void clearColor(GCGLclampf red, GCGLclampf green, GCGLclampf blue, GCGLclampf alpha) = 0; |
| virtual void clearDepth(GCGLclampf depth) = 0; |
| virtual void clearStencil(GCGLint s) = 0; |
| virtual void colorMask(GCGLboolean red, GCGLboolean green, GCGLboolean blue, GCGLboolean alpha) = 0; |
| virtual void compileShader(PlatformGLObject) = 0; |
| |
| virtual void copyTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLint border) = 0; |
| virtual void copyTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) = 0; |
| |
| virtual PlatformGLObject createBuffer() = 0; |
| virtual PlatformGLObject createFramebuffer() = 0; |
| virtual PlatformGLObject createProgram() = 0; |
| virtual PlatformGLObject createRenderbuffer() = 0; |
| virtual PlatformGLObject createShader(GCGLenum) = 0; |
| virtual PlatformGLObject createTexture() = 0; |
| |
| virtual void cullFace(GCGLenum mode) = 0; |
| |
| virtual void deleteBuffer(PlatformGLObject) = 0; |
| virtual void deleteFramebuffer(PlatformGLObject) = 0; |
| virtual void deleteProgram(PlatformGLObject) = 0; |
| virtual void deleteRenderbuffer(PlatformGLObject) = 0; |
| virtual void deleteShader(PlatformGLObject) = 0; |
| virtual void deleteTexture(PlatformGLObject) = 0; |
| |
| virtual void depthFunc(GCGLenum func) = 0; |
| virtual void depthMask(GCGLboolean flag) = 0; |
| virtual void depthRange(GCGLclampf zNear, GCGLclampf zFar) = 0; |
| virtual void detachShader(PlatformGLObject, PlatformGLObject) = 0; |
| virtual void disable(GCGLenum cap) = 0; |
| virtual void disableVertexAttribArray(GCGLuint index) = 0; |
| virtual void drawArrays(GCGLenum mode, GCGLint first, GCGLsizei count) = 0; |
| virtual void drawElements(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLintptr offset) = 0; |
| |
| virtual void enable(GCGLenum cap) = 0; |
| virtual void enableVertexAttribArray(GCGLuint index) = 0; |
| virtual void finish() = 0; |
| virtual void flush() = 0; |
| virtual void framebufferRenderbuffer(GCGLenum target, GCGLenum attachment, GCGLenum renderbuffertarget, PlatformGLObject) = 0; |
| virtual void framebufferTexture2D(GCGLenum target, GCGLenum attachment, GCGLenum textarget, PlatformGLObject, GCGLint level) = 0; |
| virtual void frontFace(GCGLenum mode) = 0; |
| |
| virtual void generateMipmap(GCGLenum target) = 0; |
| |
| virtual bool getActiveAttrib(PlatformGLObject program, GCGLuint index, ActiveInfo&) = 0; |
| virtual bool getActiveUniform(PlatformGLObject program, GCGLuint index, ActiveInfo&) = 0; |
| virtual void getAttachedShaders(PlatformGLObject program, GCGLsizei maxCount, GCGLsizei* count, PlatformGLObject* shaders) = 0; |
| |
| virtual GCGLint getAttribLocation(PlatformGLObject, const String& name) = 0; |
| |
| virtual void getBufferParameteriv(GCGLenum target, GCGLenum pname, GCGLint* value) = 0; |
| |
| // getParameter |
| virtual String getString(GCGLenum name) = 0; |
| virtual void getFloatv(GCGLenum pname, GCGLfloat* value) = 0; |
| virtual void getIntegerv(GCGLenum pname, GCGLint* value) = 0; |
| virtual void getIntegeri_v(GCGLenum pname, GCGLuint index, GCGLint* value) = 0; |
| virtual void getInteger64v(GCGLenum pname, GCGLint64* value) = 0; |
| virtual void getInteger64i_v(GCGLenum pname, GCGLuint index, GCGLint64* value) = 0; |
| virtual void getProgramiv(PlatformGLObject program, GCGLenum pname, GCGLint* value) = 0; |
| virtual void getBooleanv(GCGLenum pname, GCGLboolean* value) = 0; |
| |
| virtual GCGLenum getError() = 0; |
| |
| // getFramebufferAttachmentParameter |
| virtual void getFramebufferAttachmentParameteriv(GCGLenum target, GCGLenum attachment, GCGLenum pname, GCGLint* value) = 0; |
| |
| // getProgramParameter |
| virtual String getProgramInfoLog(PlatformGLObject) = 0; |
| |
| // getRenderbufferParameter |
| virtual void getRenderbufferParameteriv(GCGLenum target, GCGLenum pname, GCGLint* value) = 0; |
| |
| // getShaderParameter |
| virtual void getShaderiv(PlatformGLObject, GCGLenum pname, GCGLint* value) = 0; |
| |
| virtual String getShaderInfoLog(PlatformGLObject) = 0; |
| virtual void getShaderPrecisionFormat(GCGLenum shaderType, GCGLenum precisionType, GCGLint* range, GCGLint* precision) = 0; |
| |
| virtual String getShaderSource(PlatformGLObject) = 0; |
| |
| // getTexParameter |
| virtual void getTexParameterfv(GCGLenum target, GCGLenum pname, GCGLfloat* value) = 0; |
| virtual void getTexParameteriv(GCGLenum target, GCGLenum pname, GCGLint* value) = 0; |
| |
| // getUniform |
| virtual void getUniformfv(PlatformGLObject program, GCGLint location, GCGLfloat* value) = 0; |
| virtual void getUniformiv(PlatformGLObject program, GCGLint location, GCGLint* value) = 0; |
| |
| virtual GCGLint getUniformLocation(PlatformGLObject, const String& name) = 0; |
| |
| // getVertexAttrib |
| virtual void getVertexAttribfv(GCGLuint index, GCGLenum pname, GCGLfloat* value) = 0; |
| virtual void getVertexAttribiv(GCGLuint index, GCGLenum pname, GCGLint* value) = 0; |
| |
| virtual GCGLsizeiptr getVertexAttribOffset(GCGLuint index, GCGLenum pname) = 0; |
| |
| virtual void hint(GCGLenum target, GCGLenum mode) = 0; |
| virtual GCGLboolean isBuffer(PlatformGLObject) = 0; |
| virtual GCGLboolean isEnabled(GCGLenum cap) = 0; |
| virtual GCGLboolean isFramebuffer(PlatformGLObject) = 0; |
| virtual GCGLboolean isProgram(PlatformGLObject) = 0; |
| virtual GCGLboolean isRenderbuffer(PlatformGLObject) = 0; |
| virtual GCGLboolean isShader(PlatformGLObject) = 0; |
| virtual GCGLboolean isTexture(PlatformGLObject) = 0; |
| virtual void lineWidth(GCGLfloat) = 0; |
| virtual void linkProgram(PlatformGLObject) = 0; |
| virtual void pixelStorei(GCGLenum pname, GCGLint param) = 0; |
| virtual void polygonOffset(GCGLfloat factor, GCGLfloat units) = 0; |
| |
| virtual void renderbufferStorage(GCGLenum target, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) = 0; |
| virtual void sampleCoverage(GCGLclampf value, GCGLboolean invert) = 0; |
| virtual void scissor(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) = 0; |
| |
| virtual void shaderSource(PlatformGLObject, const String& string) = 0; |
| |
| virtual void stencilFunc(GCGLenum func, GCGLint ref, GCGLuint mask) = 0; |
| virtual void stencilFuncSeparate(GCGLenum face, GCGLenum func, GCGLint ref, GCGLuint mask) = 0; |
| virtual void stencilMask(GCGLuint mask) = 0; |
| virtual void stencilMaskSeparate(GCGLenum face, GCGLuint mask) = 0; |
| virtual void stencilOp(GCGLenum fail, GCGLenum zfail, GCGLenum zpass) = 0; |
| virtual void stencilOpSeparate(GCGLenum face, GCGLenum fail, GCGLenum zfail, GCGLenum zpass) = 0; |
| |
| virtual void texParameterf(GCGLenum target, GCGLenum pname, GCGLfloat param) = 0; |
| virtual void texParameteri(GCGLenum target, GCGLenum pname, GCGLint param) = 0; |
| |
| virtual void uniform1f(GCGLint location, GCGLfloat x) = 0; |
| virtual void uniform1fv(GCGLint location, GCGLsizei, const GCGLfloat* v) = 0; |
| virtual void uniform1i(GCGLint location, GCGLint x) = 0; |
| virtual void uniform1iv(GCGLint location, GCGLsizei, const GCGLint* v) = 0; |
| virtual void uniform2f(GCGLint location, GCGLfloat x, GCGLfloat y) = 0; |
| virtual void uniform2fv(GCGLint location, GCGLsizei, const GCGLfloat* v) = 0; |
| virtual void uniform2i(GCGLint location, GCGLint x, GCGLint y) = 0; |
| virtual void uniform2iv(GCGLint location, GCGLsizei, const GCGLint* v) = 0; |
| virtual void uniform3f(GCGLint location, GCGLfloat x, GCGLfloat y, GCGLfloat z) = 0; |
| virtual void uniform3fv(GCGLint location, GCGLsizei, const GCGLfloat* v) = 0; |
| virtual void uniform3i(GCGLint location, GCGLint x, GCGLint y, GCGLint z) = 0; |
| virtual void uniform3iv(GCGLint location, GCGLsizei, const GCGLint* v) = 0; |
| virtual void uniform4f(GCGLint location, GCGLfloat x, GCGLfloat y, GCGLfloat z, GCGLfloat w) = 0; |
| virtual void uniform4fv(GCGLint location, GCGLsizei, const GCGLfloat* v) = 0; |
| virtual void uniform4i(GCGLint location, GCGLint x, GCGLint y, GCGLint z, GCGLint w) = 0; |
| virtual void uniform4iv(GCGLint location, GCGLsizei, const GCGLint* v) = 0; |
| virtual void uniformMatrix2fv(GCGLint location, GCGLsizei, GCGLboolean transpose, const GCGLfloat* value) = 0; |
| virtual void uniformMatrix3fv(GCGLint location, GCGLsizei, GCGLboolean transpose, const GCGLfloat* value) = 0; |
| virtual void uniformMatrix4fv(GCGLint location, GCGLsizei, GCGLboolean transpose, const GCGLfloat* value) = 0; |
| |
| virtual void useProgram(PlatformGLObject) = 0; |
| virtual void validateProgram(PlatformGLObject) = 0; |
| |
| virtual void vertexAttrib1f(GCGLuint index, GCGLfloat x) = 0; |
| virtual void vertexAttrib1fv(GCGLuint index, const GCGLfloat* values) = 0; |
| virtual void vertexAttrib2f(GCGLuint index, GCGLfloat x, GCGLfloat y) = 0; |
| virtual void vertexAttrib2fv(GCGLuint index, const GCGLfloat* values) = 0; |
| virtual void vertexAttrib3f(GCGLuint index, GCGLfloat x, GCGLfloat y, GCGLfloat z) = 0; |
| virtual void vertexAttrib3fv(GCGLuint index, const GCGLfloat* values) = 0; |
| virtual void vertexAttrib4f(GCGLuint index, GCGLfloat x, GCGLfloat y, GCGLfloat z, GCGLfloat w) = 0; |
| virtual void vertexAttrib4fv(GCGLuint index, const GCGLfloat* values) = 0; |
| |
| virtual void vertexAttribPointer(GCGLuint index, GCGLint size, GCGLenum type, GCGLboolean normalized, GCGLsizei stride, GCGLintptr offset) = 0; |
| |
| virtual void viewport(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) = 0; |
| |
| virtual void bufferData(GCGLenum target, GCGLsizeiptr size, GCGLenum usage) = 0; |
| virtual void bufferData(GCGLenum target, GCGLsizeiptr size, const void* data, GCGLenum usage) = 0; |
| virtual void bufferSubData(GCGLenum target, GCGLintptr offset, GCGLsizeiptr size, const void* data) = 0; |
| |
| virtual void compressedTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLsizei imageSize, const void* data) = 0; |
| virtual void compressedTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLsizei imageSize, const void* data) = 0; |
| |
| virtual void readPixels(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, void* data) = 0; |
| |
| virtual bool texImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLenum format, GCGLenum type, const void* pixels) = 0; |
| virtual void texSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, const void* pixels) = 0; |
| |
| virtual void drawArraysInstanced(GCGLenum mode, GCGLint first, GCGLsizei count, GCGLsizei primcount) = 0; |
| virtual void drawElementsInstanced(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLintptr offset, GCGLsizei primcount) = 0; |
| virtual void vertexAttribDivisor(GCGLuint index, GCGLuint divisor) = 0; |
| |
| GraphicsContextGLAttributes contextAttributes() const { return m_attrs; } |
| void setContextAttributes(const GraphicsContextGLAttributes& attrs) { m_attrs = attrs; } |
| |
| // VertexArrayOject calls |
| virtual PlatformGLObject createVertexArray() = 0; |
| virtual void deleteVertexArray(PlatformGLObject) = 0; |
| virtual GCGLboolean isVertexArray(PlatformGLObject) = 0; |
| virtual void bindVertexArray(PlatformGLObject) = 0; |
| |
| #if USE(OPENGL) && ENABLE(WEBGL2) |
| virtual void primitiveRestartIndex(GCGLuint) = 0; |
| #endif |
| |
| // Support for extensions. Returns a non-null object, though not |
| // all methods it contains may necessarily be supported on the |
| // current hardware. Must call ExtensionsGL::supports() to |
| // determine this. |
| virtual ExtensionsGL& getExtensions() = 0; |
| |
| // ========== WebGL 2 entry points. |
| |
| virtual void bufferData(GCGLenum target, const void* data, GCGLenum usage, GCGLuint srcOffset, GCGLuint length) = 0; |
| virtual void bufferSubData(GCGLenum target, GCGLintptr dstByteOffset, const void* srcData, GCGLuint srcOffset, GCGLuint length) = 0; |
| |
| virtual void copyBufferSubData(GCGLenum readTarget, GCGLenum writeTarget, GCGLintptr readOffset, GCGLintptr writeOffset, GCGLsizeiptr size) = 0; |
| virtual void getBufferSubData(GCGLenum target, GCGLintptr srcByteOffset, const void* dstData, GCGLuint dstOffset, GCGLuint length) = 0; |
| virtual void* mapBufferRange(GCGLenum target, GCGLintptr offset, GCGLsizeiptr length, GCGLbitfield access) = 0; |
| virtual GCGLboolean unmapBuffer(GCGLenum target) = 0; |
| |
| virtual void blitFramebuffer(GCGLint srcX0, GCGLint srcY0, GCGLint srcX1, GCGLint srcY1, GCGLint dstX0, GCGLint dstY0, GCGLint dstX1, GCGLint dstY1, GCGLbitfield mask, GCGLenum filter) = 0; |
| virtual void framebufferTextureLayer(GCGLenum target, GCGLenum attachment, PlatformGLObject texture, GCGLint level, GCGLint layer) = 0; |
| virtual void invalidateFramebuffer(GCGLenum target, const Vector<GCGLenum>& attachments) = 0; |
| virtual void invalidateSubFramebuffer(GCGLenum target, const Vector<GCGLenum>& attachments, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) = 0; |
| virtual void readBuffer(GCGLenum src) = 0; |
| |
| // getInternalFormatParameter |
| virtual void getInternalformativ(GCGLenum target, GCGLenum internalformat, GCGLenum pname, GCGLsizei bufSize, GCGLint* params) = 0; |
| virtual void renderbufferStorageMultisample(GCGLenum target, GCGLsizei samples, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) = 0; |
| |
| virtual void texStorage2D(GCGLenum target, GCGLsizei levels, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) = 0; |
| virtual void texStorage3D(GCGLenum target, GCGLsizei levels, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth) = 0; |
| |
| virtual void texImage3D(GCGLenum target, GCGLint level, GCGLint internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLenum format, GCGLenum type, GCGLintptr pboOffset) = 0; |
| virtual void texImage3D(GCGLenum target, GCGLint level, GCGLint internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLenum format, GCGLenum type, const void* pixels) = 0; |
| virtual void texImage3D(GCGLenum target, GCGLint level, GCGLint internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLenum format, GCGLenum type, const void* srcData, GCGLuint srcOffset) = 0; |
| |
| virtual void texSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLenum type, GCGLintptr pboOffset) = 0; |
| virtual void texSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLenum type, const void* srcData, GCGLuint srcOffset) = 0; |
| |
| virtual void copyTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) = 0; |
| |
| virtual void compressedTexImage3D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLsizei imageSize, GCGLintptr offset) = 0; |
| virtual void compressedTexImage3D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, const void* srcData, GCGLuint srcOffset, GCGLuint srcLengthOverride) = 0; |
| virtual void compressedTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLsizei imageSize, GCGLintptr offset) = 0; |
| virtual void compressedTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, const void* srcData, GCGLuint srcOffset, GCGLuint srcLengthOverride) = 0; |
| |
| virtual GCGLint getFragDataLocation(PlatformGLObject program, const String& name) = 0; |
| |
| virtual void uniform1ui(GCGLint location, GCGLuint v0) = 0; |
| virtual void uniform2ui(GCGLint location, GCGLuint v0, GCGLuint v1) = 0; |
| virtual void uniform3ui(GCGLint location, GCGLuint v0, GCGLuint v1, GCGLuint v2) = 0; |
| virtual void uniform4ui(GCGLint location, GCGLuint v0, GCGLuint v1, GCGLuint v2, GCGLuint v3) = 0; |
| virtual void uniform1uiv(GCGLint location, const GCGLuint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform2uiv(GCGLint location, const GCGLuint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform3uiv(GCGLint location, const GCGLuint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform4uiv(GCGLint location, const GCGLuint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix2x3fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix3x2fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix2x4fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix4x2fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix3x4fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix4x3fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void vertexAttribI4i(GCGLuint index, GCGLint x, GCGLint y, GCGLint z, GCGLint w) = 0; |
| virtual void vertexAttribI4iv(GCGLuint index, const GCGLint* values) = 0; |
| virtual void vertexAttribI4ui(GCGLuint index, GCGLuint x, GCGLuint y, GCGLuint z, GCGLuint w) = 0; |
| virtual void vertexAttribI4uiv(GCGLuint index, const GCGLuint* values) = 0; |
| virtual void vertexAttribIPointer(GCGLuint index, GCGLint size, GCGLenum type, GCGLsizei stride, GCGLintptr offset) = 0; |
| |
| virtual void drawRangeElements(GCGLenum mode, GCGLuint start, GCGLuint end, GCGLsizei count, GCGLenum type, GCGLintptr offset) = 0; |
| |
| virtual void drawBuffers(const Vector<GCGLenum>& buffers) = 0; |
| virtual void clearBufferiv(GCGLenum buffer, GCGLint drawbuffer, const GCGLint* values, GCGLuint srcOffset) = 0; |
| virtual void clearBufferuiv(GCGLenum buffer, GCGLint drawbuffer, const GCGLuint* values, GCGLuint srcOffset) = 0; |
| virtual void clearBufferfv(GCGLenum buffer, GCGLint drawbuffer, const GCGLfloat* values, GCGLuint srcOffset) = 0; |
| virtual void clearBufferfi(GCGLenum buffer, GCGLint drawbuffer, GCGLfloat depth, GCGLint stencil) = 0; |
| |
| virtual PlatformGLObject createQuery() = 0; |
| virtual void deleteQuery(PlatformGLObject query) = 0; |
| virtual GCGLboolean isQuery(PlatformGLObject query) = 0; |
| virtual void beginQuery(GCGLenum target, PlatformGLObject query) = 0; |
| virtual void endQuery(GCGLenum target) = 0; |
| virtual PlatformGLObject getQuery(GCGLenum target, GCGLenum pname) = 0; |
| // getQueryParameter |
| virtual void getQueryObjectuiv(PlatformGLObject query, GCGLenum pname, GCGLuint* value) = 0; |
| |
| virtual PlatformGLObject createSampler() = 0; |
| virtual void deleteSampler(PlatformGLObject sampler) = 0; |
| virtual GCGLboolean isSampler(PlatformGLObject sampler) = 0; |
| virtual void bindSampler(GCGLuint unit, PlatformGLObject sampler) = 0; |
| virtual void samplerParameteri(PlatformGLObject sampler, GCGLenum pname, GCGLint param) = 0; |
| virtual void samplerParameterf(PlatformGLObject sampler, GCGLenum pname, GCGLfloat param) = 0; |
| // getSamplerParameter |
| virtual void getSamplerParameterfv(PlatformGLObject sampler, GCGLenum pname, GCGLfloat* value) = 0; |
| virtual void getSamplerParameteriv(PlatformGLObject sampler, GCGLenum pname, GCGLint* value) = 0; |
| |
| virtual PlatformGLObject fenceSync(GCGLenum condition, GCGLbitfield flags) = 0; |
| virtual GCGLboolean isSync(PlatformGLObject sync) = 0; |
| virtual void deleteSync(PlatformGLObject sync) = 0; |
| virtual GCGLenum clientWaitSync(PlatformGLObject sync, GCGLbitfield flags, GCGLuint64 timeout) = 0; |
| virtual void waitSync(PlatformGLObject sync, GCGLbitfield flags, GCGLint64 timeout) = 0; |
| // getSyncParameter |
| virtual void getSynciv(PlatformGLObject sync, GCGLenum pname, GCGLsizei bufSize, GCGLint* value) = 0; |
| |
| virtual PlatformGLObject createTransformFeedback() = 0; |
| virtual void deleteTransformFeedback(PlatformGLObject id) = 0; |
| virtual GCGLboolean isTransformFeedback(PlatformGLObject id) = 0; |
| virtual void bindTransformFeedback(GCGLenum target, PlatformGLObject id) = 0; |
| virtual void beginTransformFeedback(GCGLenum primitiveMode) = 0; |
| virtual void endTransformFeedback() = 0; |
| virtual void transformFeedbackVaryings(PlatformGLObject program, const Vector<String>& varyings, GCGLenum bufferMode) = 0; |
| virtual void getTransformFeedbackVarying(PlatformGLObject program, GCGLuint index, ActiveInfo&) = 0; |
| virtual void pauseTransformFeedback() = 0; |
| virtual void resumeTransformFeedback() = 0; |
| |
| virtual void bindBufferBase(GCGLenum target, GCGLuint index, PlatformGLObject buffer) = 0; |
| virtual void bindBufferRange(GCGLenum target, GCGLuint index, PlatformGLObject buffer, GCGLintptr offset, GCGLsizeiptr size) = 0; |
| // getIndexedParameter -> use getParameter calls above. |
| virtual Vector<GCGLuint> getUniformIndices(PlatformGLObject program, const Vector<String>& uniformNames) = 0; |
| virtual void getActiveUniforms(PlatformGLObject program, const Vector<GCGLuint>& uniformIndices, GCGLenum pname, Vector<GCGLint>& params) = 0; |
| |
| virtual GCGLuint getUniformBlockIndex(PlatformGLObject program, const String& uniformBlockName) = 0; |
| // getActiveUniformBlockParameter |
| virtual void getActiveUniformBlockiv(PlatformGLObject program, GCGLuint uniformBlockIndex, GCGLenum pname, GCGLint* params) = 0; |
| virtual String getActiveUniformBlockName(PlatformGLObject program, GCGLuint uniformBlockIndex) = 0; |
| virtual void uniformBlockBinding(PlatformGLObject program, GCGLuint uniformBlockIndex, GCGLuint uniformBlockBinding) = 0; |
| |
| virtual void texSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLintptr pboOffset) = 0; |
| virtual void texSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, const void* srcData, GCGLuint srcOffset) = 0; |
| |
| virtual void compressedTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLsizei imageSize, GCGLintptr offset) = 0; |
| virtual void compressedTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, const void* srcData, GCGLuint srcOffset, GCGLuint srcLengthOverride) = 0; |
| |
| virtual void compressedTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLsizei imageSize, GCGLintptr offset) = 0; |
| virtual void compressedTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, const void* srcData, GCGLuint srcOffset, GCGLuint srcLengthOverride) = 0; |
| |
| virtual void uniform1fv(GCGLint location, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform2fv(GCGLint location, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform3fv(GCGLint location, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform4fv(GCGLint location, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| |
| virtual void uniform1iv(GCGLint location, const GCGLint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform2iv(GCGLint location, const GCGLint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform3iv(GCGLint location, const GCGLint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniform4iv(GCGLint location, const GCGLint* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| |
| virtual void uniformMatrix2fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix3fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| virtual void uniformMatrix4fv(GCGLint location, GCGLboolean transpose, const GCGLfloat* data, GCGLuint srcOffset, GCGLuint srcLength) = 0; |
| |
| virtual void readPixels(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLintptr offset) = 0; |
| virtual void readPixels(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, const void* dstData, GCGLuint dstOffset) = 0; |
| |
| // ========== Non-WebGL based entry points. |
| |
| static unsigned getClearBitsByAttachmentType(GCGLenum); |
| static unsigned getClearBitsByFormat(GCGLenum); |
| |
| static uint8_t getChannelBitsByFormat(GCGLenum); |
| |
| Destination destination() const { return m_destination; } |
| |
| private: |
| GraphicsContextGLAttributes m_attrs; |
| Destination m_destination; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif |
